[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"minerals:one:35791":3},{"id":4,"longid":5,"guid":6,"name":7,"shortcode_ima":8,"entrytype":9,"entrytype_text":10,"varietyof":11,"synid":11,"polytypeof":11,"groupid":12,"weighting":13,"nolocadd":14,"blacklisted":14,"mindat_formula":15,"mindat_formula_note":11,"ima_formula":15,"elements":16,"sigelements":21,"key_elements":11,"impurities":22,"cim":11,"ima_status":23,"ima_notes":11,"ima_history":11,"approval_year":25,"publication_year":11,"discovery_year":11,"strunz10ed1":26,"strunz10ed2":27,"strunz10ed3":28,"strunz10ed4":29,"dana8ed1":30,"dana8ed2":31,"dana8ed3":32,"dana8ed4":33,"csystem":34,"cclass":35,"spacegroup":36,"spacegroupset":37,"a":38,"b":39,"c":40,"alpha":11,"beta":41,"gamma":11,"aerror":42,"berror":13,"cerror":42,"alphaerror":11,"betaerror":13,"gammaerror":11,"va3":43,"z":13,"csmetamict":14,"commentcrystal":11,"twinning":11,"tranglide":11,"parting":11,"epitaxidescription":11,"morphology":11,"tlform":44,"hmin":11,"hmax":11,"hardtype":11,"vhnmin":11,"vhnmax":11,"vhnerror":11,"vhng":11,"vhns":11,"commenthard":45,"dmeas":11,"dmeas2":11,"dcalc":46,"dmeaserror":11,"dcalcerror":11,"commentdense":11,"lustre":11,"lustretype":47,"commentluster":11,"diapheny":48,"streak":49,"colour":50,"commentcolor":11,"colors":51,"streak_colors":54,"luminescence":11,"uv":11,"cleavage":55,"cleavagetype":56,"fracturetype":11,"tenacity":11,"commentbreak":11,"opticaltype":11,"opticalsign":11,"opticalalpha":11,"opticalalpha2":11,"opticalalphaerror":11,"opticalbeta":11,"opticalbeta2":11,"opticalbetaerror":11,"opticalgamma":11,"opticalgamma2":11,"opticalgammaerror":11,"opticalomega":11,"opticalomega2":11,"opticalomegaerror":11,"opticalepsilon":11,"opticalepsilon2":11,"opticalepsilonerror":11,"opticaln":11,"opticaln2":11,"opticalnerror":11,"optical2vcalc":11,"optical2vcalc2":11,"optical2vcalcerror":11,"optical2vmeasured":11,"optical2vmeasured2":11,"optical2vmeasurederror":11,"rimin":11,"rimax":11,"opticaldispersion":11,"opticalpleochroism":11,"opticalpleochorismdesc":11,"opticalbirefringence":11,"opticalcomments":11,"opticalcolour":11,"opticalinternal":11,"opticaltropic":11,"opticalanisotropism":11,"opticalbireflectance":11,"opticalextinction":11,"opticalr":11,"specdispm":11,"ir":11,"electrical":11,"magnetism":11,"thermalbehaviour":11,"other":11,"industrial":11,"occurrence":57,"otheroccurrence":58,"type_specimen_store":59,"description_short":60,"aboutname":61,"rock_parent":11,"rock_parent2":11,"rock_root":9,"rock_bgs_code":11,"meteoritical_code":11,"updttime":62,"reviewed_at":11,"variety_of":11,"varieties":63,"group_members":64,"associates":74,"confused_with":75,"type_localities":77,"occurrence_total":13,"citations":84,"images":124,"structures":125,"synonyms":132,"language_names":135,"wikidata_qid":153,"texts":154},35791,"1:1:35791:3","29a57d35-e1e7-43c0-ad7b-a201199b26db","Eldfellite","Edf",0,"mineral",null,39536,2,false,"NaFe\u003Csup>3+\u003C\u002Fsup>(SO\u003Csub>4\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>",[17,18,19,20],"Fe","Na","O","S",[17,18,19,20],"Mg, P",[24],"APPROVED",2007,"7","A","C","15","28","3","4","2","Monoclinic",5,11,"C2\u002Fm ","8.043","5.139","7.115","92.13",4,293.9,"soft, fragile aggregates (along with opal and tamarugite) of thin platy ({001}) crystals, up to 0.02 mm; may be rosette-forming","soft","3.062","Vitreous","Transparent,Translucent","white","yellowish-green to greenish-white",[52,53,49],"yellow","green",[49],"{001} (basing on the structure analysis)","Perfect","fumarolic encrustations close to the surface","fumarolic","Icelandic Institute of Natural History, Reykjavík, Iceland (registration no.: NI 13556)","Yavapaiite Group. Chemically and structurally corresponds to the synthetic NaFe(SO4)2. The first anhydrous and hydrogen-free Na-Fe sulphate (compare the associated 'Unnamed (Na-Fe Sulphate)'). \r\n\r\nThe Na analogue of Yavapaiite.\r\nWater-sensitive and rel...","Named for type locality, Eldfell volcano, Heimaey, Iceland","2025-08-11 12:15:01",[],[65],{"id":66,"name":67,"entrytype":9,"csystem":34,"ima_formula":68,"mindat_formula":69,"hmin":70,"hmax":71,"dmeas":72,"dcalc":73,"primary_image_id":11},4355,"Yavapaiite","KFe\u003Csup>3+\u003C\u002Fsup>(SO\u003Csub>4\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>","KFe(SO\u003Csub>4\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>",2.5,3,"2.88","2.891",[],[76],{"id":66,"name":67,"entrytype":9,"csystem":34,"ima_formula":68,"mindat_formula":69,"hmin":70,"hmax":71,"dmeas":72,"dcalc":73,"primary_image_id":11},[78],{"id":79,"txt":80,"latitude":81,"longitude":82,"country":83},180793,"Eldfell Volcano, Heimaey Island, Vestmannaeyjar archipelago (Westman islands), Vestmannaeyjar, Southern Region, Iceland",63.4336111,-20.2488889,"Iceland",[85,89,94,98,103,108,112,117,121],{"id":86,"year":87,"html":88,"doi":11},16008857,1969,"Stoiber, R.E. & Rose, W.I., Jr. (1969): Recent volcanic and fumarolic activity at Santiaguito volcano, Guatemala. Bulletin of Volcanology, 33, 475-502.",{"id":90,"year":91,"html":92,"doi":93},15977,1993,"Giester, G. (1993) Crystal structure of the yavapaiite type compound NaFe[SeO4]2. \u003Ci>Mineralogy and Petrology\u003C\u002Fi>,  48 (2) 227-233 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1007\u002Fbf01163100'>doi:10.1007\u002Fbf01163100\u003C\u002Fa>","10.1007\u002Fbf01163100",{"id":95,"year":96,"html":97,"doi":11},16139044,2008,"Jakobsson, S.P., Leonardsen, E.S., Balić-Žunić, T., Jonsson, S.S. (2008) \u003Ci>Encrustations from three recent volcanic eruptions in Iceland: the 1963-\u00021967 Surtsey, the 1973 Eldfell and the 1991 Hekla eruptions\u003C\u002Fi>. Fjölrit Náttúrufraedistofnunar:. p.1-65.",{"id":99,"year":100,"html":101,"doi":102},16991074,2009,"Balić-Žunic, T., Garavelli, A., Acquafredda, P., Leonardsen, E., Jakobsson, S. P. (2009) Eldfellite, NaFe(SO\u003Csub>4\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>, a new fumarolic mineral from Eldfell volcano, Iceland. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  73 (1) 51-57 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.2009.073.1.51'>doi:10.1180\u002Fminmag.2009.073.1.51\u003C\u002Fa>","10.1180\u002Fminmag.2009.073.1.51",{"id":104,"year":105,"html":106,"doi":107},396376,2010,"Piilonen, P. C., Poirier, G. (2010) New Mineral Names. \u003Ci>American Mineralogist\u003C\u002Fi>,  95 (1) 204-208 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.2138\u002Fam.2010.553'>doi:10.2138\u002Fam.2010.553\u003C\u002Fa>","10.2138\u002Fam.2010.553",{"id":109,"year":110,"html":111,"doi":11},16964096,2011,"(2011) Eldfellite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Feldfellite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":113,"year":114,"html":115,"doi":116},9721894,2015,"Singh, Preetam, Shiva, Konda, Celio, Hugo, Goodenough, John B. (2015) Eldfellite, NaFe(SO4)2: an intercalation cathode host for low-cost Na-ion batteries. \u003Ci>Energy & Environmental Science\u003C\u002Fi>, 8 (10). 3000-3005 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1039\u002Fc5ee02274f'>doi:10.1039\u002Fc5ee02274f\u003C\u002Fa>","10.1039\u002Fc5ee02274f",{"id":118,"year":119,"html":120,"doi":11},16100989,2016,"Anthony, John W., Bideaux, Richard A., Bladh, Kenneth W., Nichols, Monte C. - \u003Ci>Eds.\u003C\u002Fi> (2016) Handbook of Mineralogy. \u003Ca target='_blank' rel='nofollow' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002F'>https:\u002F\u002Fwww.handbookofmineralogy.org\u002F\u003C\u002Fa>",{"id":122,"year":119,"html":123,"doi":11},16137401,"Yu, C.-J., Choe, S.-H., Ri, G.-C., Jong, U.-G., Hong, S.-N. (2016) First-principles Study of Crystal Structure and electronic properties of SIB cathode material - NaFe(SO\u003Csub>4\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>. arXiv:1605.04947 [cond-mat.mtrl-sci]",[],[126],{"id":127,"url":128,"label":129,"formula":130,"spacegroup":131,"year":100},4063,"\u002Fcif\u002F4063.cif","Balic-Zunic 2009","Na.77 K.01 Fe.82 Mg.08 Al.03 Mn.01 Ti.02 S2 P.06 O8","C 1 2\u002Fm 1",[133,134],"Eldfelliet","IMA2007-051",[136,140,145,149],{"lang":137,"names":138},"ca",[139],"eldfellita",{"lang":141,"names":142},"de",[143,144],"Eldfellit","IMA 2007-051",{"lang":146,"names":147},"eu",[148],"Eldfellita",{"lang":150,"names":151},"it",[152],"eldfellite","Q19833523",{"history":11,"applications":11}]